Niven Numbers in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 441st KasperKivimaeki 🇫🇮 940 68 55ms 15 Feb 2025 441st pardouin 🇫🇷 940 68 51ms 31 May 2025 441st fuzzylojik-golf 🇺🇸 940 68 50ms 14 Jul 2025 441st 09cf 940 68 52ms 14 days ago 455th edre 939 46 9ms 15 May 2018 455th davitf 939 46 9ms 24 Oct 2018 455th rschwa6308 🇺🇸 939 46 9ms 4 Apr 2019 455th zbreit 🇺🇸 939 46 9ms 4 Apr 2019 455th petar-donchev 939 46 9ms 24 Aug 2019 455th daedals 939 46 9ms 15 Oct 2019 455th teafork 939 46 9ms 9 Feb 2020 455th andersk 🇺🇸 939 46 10ms 19 Mar 2020 455th Attero 🇸🇪 939 46 9ms 26 Mar 2020 455th dmoa 939 46 9ms 10 Jul 2020 455th hashkitten 939 46 9ms 24 Sep 2020 455th Dazza314 🇬🇧 939 46 9ms 7 Nov 2020 455th janbehrens 🇩🇪 939 46 9ms 8 Dec 2020 455th btjones0 939 46 9ms 27 Dec 2020 455th OllieBoyne 🇬🇧 939 46 9ms 6 Feb 2021 455th vezzick 939 46 10ms 5 Mar 2021 455th RDShah 939 46 9ms 15 Apr 2021 455th urojony 🇵🇱 939 46 9ms 27 May 2021 455th MarcMush 🇫🇷 939 46 9ms 29 Jun 2021 455th Fishron 939 46 9ms 19 Oct 2021 455th Indivicivet 939 46 9ms 24 Oct 2021 455th StefanHabel 🇨🇦 939 46 9ms 14 Dec 2021 455th ZakkkkAttackkkk 🇵🇭 939 46 9ms 20 Dec 2021 455th Irratix 🇳🇱 939 46 9ms 17 Apr 2022 455th k3w1k0d3r 939 46 9ms 25 Jun 2022 455th 051 🇸🇬 939 46 9ms 8 Aug 2022 455th TobyBoyne 🇬🇧 939 46 9ms 12 Aug 2022 455th MichalMarsalek 🇨🇿 939 46 9ms 29 Aug 2022 455th JaimeCoderIO 939 46 9ms 29 Sep 2022 455th IshanPanpaliya 939 46 9ms 19 Oct 2022 455th FlorianCassayre 🇫🇷 939 46 9ms 6 Nov 2022 455th thehylian 939 46 9ms 30 Dec 2022 455th Techdude01 939 46 9ms 18 Jan 2023 455th SirFireball3521 939 46 9ms 9 Feb 2023 455th scpchicken 🇵🇼 939 46 9ms 22 Feb 2023 455th kellantech 939 46 10ms 2 Jun 2023 455th lillian314159 939 46 9ms 13 Jul 2023 455th Alex-x90 🇺🇸 939 46 9ms 17 Jul 2023 455th AlexanderFair 939 46 9ms 24 Jul 2023 455th gXLg 🇩🇪 939 46 9ms 23 Sep 2023 455th ridingqwerty 🇺🇸 939 46 9ms 22 Dec 2023 455th bzijlema 🇳🇱 939 46 9ms 12 Jan 2024 455th jhu04 939 46 9ms 18 Jan 2024 455th bob-th 939 46 9ms 2 Feb 2024 455th Bmrl7 939 46 9ms 21 Feb 2024 455th elgan65536 939 46 9ms 5 Mar 2024 455th Lewenhaupt 939 46 9ms 22 Mar 2024 455th jmfk 939 46 9ms 22 Mar 2024 455th jtaxen 939 46 9ms 5 Apr 2024 455th dokutan 939 46 9ms 30 Apr 2024 455th 5cw 🇺🇸 939 46 10ms 5 May 2024 455th bizy-coder 939 46 10ms 15 Aug 2024 455th jatloe 939 46 9ms 26 Aug 2024 455th croc54 939 46 9ms 18 Nov 2024 455th lifthrasiir 🇰🇷 939 46 9ms 3 Dec 2024 455th andrewjc2000 939 46 9ms 3 Mar 2025 455th plcc0 939 46 9ms 5 Mar 2025 455th keelimeguy 🇺🇸 939 46 9ms 6 May 2025 455th Artemis21 🇬🇧 939 46 9ms 23 May 2025 455th dirckvdende 939 46 9ms 20 Jul 2025 455th qpwoeirut 939 46 9ms 13 Aug 2025 455th InigoK 🇺🇸 939 46 9ms 8 Sep 2025 455th blaztoma 🇱🇹 939 46 9ms 15 Sep 2025 455th ahmetdemirag 🇨🇾 939 46 9ms 1 Oct 2025 455th luuumine 🇫🇷 939 46 9ms 17 Oct 2025 455th butnaruteodor 939 46 9ms 30 Oct 2025 455th CommandLeo 🇮🇹 939 46 10ms 25 days ago 455th Languag3 939 46 9ms 6 days ago 523rd rak1507 🇬🇧 938 21 2ms 12 Jan 2022 523rd Garklein 🇨🇦 938 21 2ms 15 Jan 2022 523rd Bubbler-4 938 21 2ms 16 Jan 2022 First Prev 451–525 of 4,100 Next Last